From db60fa1c63ae58c205e43e144253dab6815bb2d1 Mon Sep 17 00:00:00 2001 From: Matthew Tran Date: Sun, 19 Nov 2023 18:26:40 -0800 Subject: [PATCH] add CH32V20x USB OTG/FS driver --- .gitignore | 1 + README.rst | 2 +- docs/reference/dependencies.rst | 1 + docs/reference/supported.rst | 6 +- examples/device/cdc_msc_freertos/skip.txt | 1 + .../device/hid_composite_freertos/skip.txt | 1 + examples/device/msc_dual_lun/skip.txt | 1 + examples/device/video_capture/skip.txt | 1 + hw/bsp/ch32v20x/boards/nanoch32v203/board.h | 17 + hw/bsp/ch32v20x/boards/nanoch32v203/board.mk | 5 + hw/bsp/ch32v20x/ch32v20x_conf.h | 36 + hw/bsp/ch32v20x/ch32v20x_it.h | 15 + hw/bsp/ch32v20x/core_riscv.h | 572 ++++++++++ hw/bsp/ch32v20x/family.c | 82 ++ hw/bsp/ch32v20x/family.mk | 50 + hw/bsp/ch32v20x/system_ch32v20x.c | 976 ++++++++++++++++++ hw/bsp/ch32v20x/system_ch32v20x.h | 29 + hw/bsp/ch32v20x/wch-riscv.cfg | 18 + hw/bsp/ch32v307/family.mk | 5 + hw/bsp/fomu/family.mk | 4 + hw/bsp/gd32vf103/family.mk | 5 + src/class/video/video_device.c | 2 +- src/common/tusb_mcu.h | 4 + src/portable/wch/ch32_usbfs_reg.h | 77 ++ src/portable/wch/dcd_ch32_usbfs.c | 304 ++++++ src/tusb_option.h | 1 + tools/get_deps.py | 3 + tools/iar_template.ipcf | 1 + 28 files changed, 2215 insertions(+), 5 deletions(-) create mode 100644 hw/bsp/ch32v20x/boards/nanoch32v203/board.h create mode 100644 hw/bsp/ch32v20x/boards/nanoch32v203/board.mk create mode 100644 hw/bsp/ch32v20x/ch32v20x_conf.h create mode 100644 hw/bsp/ch32v20x/ch32v20x_it.h create mode 100644 hw/bsp/ch32v20x/core_riscv.h create mode 100644 hw/bsp/ch32v20x/family.c create mode 100644 hw/bsp/ch32v20x/family.mk create mode 100644 hw/bsp/ch32v20x/system_ch32v20x.c create mode 100644 hw/bsp/ch32v20x/system_ch32v20x.h create mode 100644 hw/bsp/ch32v20x/wch-riscv.cfg create mode 100644 src/portable/wch/ch32_usbfs_reg.h create mode 100644 src/portable/wch/dcd_ch32_usbfs.c diff --git a/.gitignore b/.gitignore index 56ae7600f1..7a37d65dc6 100644 --- a/.gitignore +++ b/.gitignore @@ -82,6 +82,7 @@ hw/mcu/st/stm32l5xx_hal_driver hw/mcu/st/stm32u5xx_hal_driver hw/mcu/st/stm32wbxx_hal_driver hw/mcu/ti +hw/mcu/wch/ch32v20x hw/mcu/wch/ch32v307 hw/mcu/wch/ch32f20x lib/CMSIS_5 diff --git a/README.rst b/README.rst index 8c3145d333..dbe75adc82 100644 --- a/README.rst +++ b/README.rst @@ -157,7 +157,7 @@ Following CPUs are supported, check out `Supported Devices`_ for comprehensive l +--------------+------------------------------------------------------------+ | ValentyUSB | eptri | +--------------+------------------------------------------------------------+ -| WCH | CH32F20x, CH32V307, | +| WCH | CH32F20x, CH32V20x, CH32V307 | +--------------+------------------------------------------------------------+ License diff --git a/docs/reference/dependencies.rst b/docs/reference/dependencies.rst index 6ba6692e93..3a98594ff8 100644 --- a/docs/reference/dependencies.rst +++ b/docs/reference/dependencies.rst @@ -55,6 +55,7 @@ hw/mcu/st/stm32u5xx_hal_driver https://github.com/STMicroelectronics/ hw/mcu/st/stm32wbxx_hal_driver https://github.com/STMicroelectronics/stm32wbxx_hal_driver.git 2c5f06638be516c1b772f768456ba637f077bac8 stm32wb hw/mcu/ti https://github.com/hathach/ti_driver.git 143ed6cc20a7615d042b03b21e070197d473e6e5 msp430 msp432e4 tm4c123 hw/mcu/wch/ch32f20x https://github.com/openwch/ch32f20x.git 77c4095087e5ed2c548ec9058e655d0b8757663b ch32f20x +hw/mcu/wch/ch32v20x https://github.com/openwch/ch32v20x.git de6d68c654340d7f27b00cebbfc9aa2740a1abc2 ch32v20x hw/mcu/wch/ch32v307 https://github.com/openwch/ch32v307.git 17761f5cf9dbbf2dcf665b7c04934188add20082 ch32v307 lib/CMSIS_5 https://github.com/ARM-software/CMSIS_5.git 20285262657d1b482d132d20d755c8c330d55c1f imxrt kinetis_k32l2 kinetis_kl lpc51 lpc54 lpc55 mcx mm32 msp432e4 nrf ra saml2xstm32f0 stm32f1 stm32f2 stm32f3 stm32f4 stm32f7 stm32g0 stm32g4 stm32h7 stm32l0 stm32l1 stm32l4 stm32l5 stm32u5 stm32wb lib/FreeRTOS-Kernel https://github.com/FreeRTOS/FreeRTOS-Kernel.git 4ff01a7a4a51f53b44496aefee1e3c0071b7b173 all diff --git a/docs/reference/supported.rst b/docs/reference/supported.rst index 7e7be25a43..3ca203e888 100644 --- a/docs/reference/supported.rst +++ b/docs/reference/supported.rst @@ -128,9 +128,9 @@ Supported MCUs +--------------+-----------------------+--------+------+-----------+-------------------+--------------+ | ValentyUSB | eptri | ✔ | ✖ | ✖ | eptri | | +--------------+-----------------------+--------+------+-----------+-------------------+--------------+ -| WCH | CH32V307 | ✔ | | ✔ | ch32v307 | | -| +-----------------------+--------+------+-----------+-------------------+--------------+ -| | CH32F20x | ✔ | | ✔ | ch32f205 | | +| WCH | CH32F20x | ✔ | | ✔ | ch32f205 | | +| | CH32V20x | ✔ | | ✖ | ch32v20x | | +| | CH32V307 | ✔ | | ✔ | ch32v307 | | +--------------+-----------------------+--------+------+-----------+-------------------+--------------+ diff --git a/examples/device/cdc_msc_freertos/skip.txt b/examples/device/cdc_msc_freertos/skip.txt index eb434c23b7..457ddb7609 100644 --- a/examples/device/cdc_msc_freertos/skip.txt +++ b/examples/device/cdc_msc_freertos/skip.txt @@ -1,3 +1,4 @@ +mcu:CH32V20X mcu:CH32V307 mcu:CXD56 mcu:F1C100S diff --git a/examples/device/hid_composite_freertos/skip.txt b/examples/device/hid_composite_freertos/skip.txt index a6f96b2885..6aaa276614 100644 --- a/examples/device/hid_composite_freertos/skip.txt +++ b/examples/device/hid_composite_freertos/skip.txt @@ -1,3 +1,4 @@ +mcu:CH32V20X mcu:CH32V307 mcu:CXD56 mcu:F1C100S diff --git a/examples/device/msc_dual_lun/skip.txt b/examples/device/msc_dual_lun/skip.txt index a9e3a99b13..4d607dc05d 100644 --- a/examples/device/msc_dual_lun/skip.txt +++ b/examples/device/msc_dual_lun/skip.txt @@ -1,3 +1,4 @@ +mcu:CH32V20X mcu:SAMD11 mcu:MKL25ZXX family:espressif diff --git a/examples/device/video_capture/skip.txt b/examples/device/video_capture/skip.txt index 5898664a2d..714cabeec9 100644 --- a/examples/device/video_capture/skip.txt +++ b/examples/device/video_capture/skip.txt @@ -1,3 +1,4 @@ +mcu:CH32V20X mcu:MSP430x5xx mcu:NUC121 mcu:SAMD11 diff --git a/hw/bsp/ch32v20x/boards/nanoch32v203/board.h b/hw/bsp/ch32v20x/boards/nanoch32v203/board.h new file mode 100644 index 0000000000..c8d28d90f6 --- /dev/null +++ b/hw/bsp/ch32v20x/boards/nanoch32v203/board.h @@ -0,0 +1,17 @@ +#ifndef BOARD_H_ +#define BOARD_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +#define LED_PORT GPIOA +#define LED_PIN GPIO_Pin_15 +#define LED_STATE_ON 0 +#define LED_CLOCK_EN() RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE) + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/hw/bsp/ch32v20x/boards/nanoch32v203/board.mk b/hw/bsp/ch32v20x/boards/nanoch32v203/board.mk new file mode 100644 index 0000000000..75dc05457b --- /dev/null +++ b/hw/bsp/ch32v20x/boards/nanoch32v203/board.mk @@ -0,0 +1,5 @@ +CFLAGS += \ + -DCH32V20x_D6 + +SRC_S += \ + $(CH32V20X_SDK_SRC)/Startup/startup_ch32v20x_D6.S diff --git a/hw/bsp/ch32v20x/ch32v20x_conf.h b/hw/bsp/ch32v20x/ch32v20x_conf.h new file mode 100644 index 0000000000..949297fe63 --- /dev/null +++ b/hw/bsp/ch32v20x/ch32v20x_conf.h @@ -0,0 +1,36 @@ +/********************************** (C) COPYRIGHT ******************************* + * File Name : ch32v20x_conf.h + * Author : WCH + * Version : V1.0.0 + * Date : 2021/06/06 + * Description : Library configuration file. +********************************************************************************* +* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd. +* Attention: This software (modified or not) and binary are used for +* microcontroller manufactured by Nanjing Qinheng Microelectronics. +*******************************************************************************/ +#ifndef __CH32V20x_CONF_H +#define __CH32V20x_CONF_H + +#include "ch32v20x_adc.h" +#include "ch32v20x_bkp.h" +#include "ch32v20x_can.h" +#include "ch32v20x_crc.h" +#include "ch32v20x_dbgmcu.h" +#include "ch32v20x_dma.h" +#include "ch32v20x_exti.h" +#include "ch32v20x_flash.h" +#include "ch32v20x_gpio.h" +#include "ch32v20x_i2c.h" +#include "ch32v20x_iwdg.h" +#include "ch32v20x_pwr.h" +#include "ch32v20x_rcc.h" +#include "ch32v20x_rtc.h" +#include "ch32v20x_spi.h" +#include "ch32v20x_tim.h" +#include "ch32v20x_usart.h" +#include "ch32v20x_wwdg.h" +#include "ch32v20x_it.h" +#include "ch32v20x_misc.h" + +#endif /* __CH32V20x_CONF_H */ diff --git a/hw/bsp/ch32v20x/ch32v20x_it.h b/hw/bsp/ch32v20x/ch32v20x_it.h new file mode 100644 index 0000000000..e49c61ae25 --- /dev/null +++ b/hw/bsp/ch32v20x/ch32v20x_it.h @@ -0,0 +1,15 @@ +/********************************** (C) COPYRIGHT ******************************* + * File Name : ch32v20x_it.h + * Author : WCH + * Version : V1.0.0 + * Date : 2021/06/06 + * Description : This file contains the headers of the interrupt handlers. +********************************************************************************* +* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd. +* Attention: This software (modified or not) and binary are used for +* microcontroller manufactured by Nanjing Qinheng Microelectronics. +*******************************************************************************/ +#ifndef __CH32V20x_IT_H +#define __CH32V20x_IT_H + +#endif /* __CH32V20x_IT_H */ diff --git a/hw/bsp/ch32v20x/core_riscv.h b/hw/bsp/ch32v20x/core_riscv.h new file mode 100644 index 0000000000..be1b52a6ce --- /dev/null +++ b/hw/bsp/ch32v20x/core_riscv.h @@ -0,0 +1,572 @@ +/********************************** (C) COPYRIGHT ******************************* + * File Name : core_riscv.h + * Author : WCH + * Version : V1.0.0 + * Date : 2021/06/06 + * Description : RISC-V Core Peripheral Access Layer Header File for CH32V20x +********************************************************************************* +* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd. +* Attention: This software (modified or not) and binary are used for +* microcontroller manufactured by Nanjing Qinheng Microelectronics. +*******************************************************************************/ +#ifndef __CORE_RISCV_H__ +#define __CORE_RISCV_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +/* IO definitions */ +#ifdef __cplusplus + #define __I volatile /* defines 'read only' permissions */ +#else + #define __I volatile const /* defines 'read only' permissions */ +#endif +#define __O volatile /* defines 'write only' permissions */ +#define __IO volatile /* defines 'read / write' permissions */ + +/* Standard Peripheral Library old types (maintained for legacy purpose) */ +typedef __I uint64_t vuc64; /* Read Only */ +typedef __I uint32_t vuc32; /* Read Only */ +typedef __I uint16_t vuc16; /* Read Only */ +typedef __I uint8_t vuc8; /* Read Only */ + +typedef const uint64_t uc64; /* Read Only */ +typedef const uint32_t uc32; /* Read Only */ +typedef const uint16_t uc16; /* Read Only */ +typedef const uint8_t uc8; /* Read Only */ + +typedef __I int64_t vsc64; /* Read Only */ +typedef __I int32_t vsc32; /* Read Only */ +typedef __I int16_t vsc16; /* Read Only */ +typedef __I int8_t vsc8; /* Read Only */ + +typedef const int64_t sc64; /* Read Only */ +typedef const int32_t sc32; /* Read Only */ +typedef const int16_t sc16; /* Read Only */ +typedef const int8_t sc8; /* Read Only */ + +typedef __IO uint64_t vu64; +typedef __IO uint32_t vu32; +typedef __IO uint16_t vu16; +typedef __IO uint8_t vu8; + +typedef uint64_t u64; +typedef uint32_t u32; +typedef uint16_t u16; +typedef uint8_t u8; + +typedef __IO int64_t vs64; +typedef __IO int32_t vs32; +typedef __IO int16_t vs16; +typedef __IO int8_t vs8; + +typedef int64_t s64; +typedef int32_t s32; +typedef int16_t s16; +typedef int8_t s8; + +typedef enum {NoREADY = 0, READY = !NoREADY} ErrorStatus; + +typedef enum {DISABLE = 0, ENABLE = !DISABLE} FunctionalState; + +typedef enum {RESET = 0, SET = !RESET} FlagStatus, ITStatus; + +#define RV_STATIC_INLINE static inline + +/* memory mapped structure for Program Fast Interrupt Controller (PFIC) */ +typedef struct{ + __I uint32_t ISR[8]; + __I uint32_t IPR[8]; + __IO uint32_t ITHRESDR; + __IO uint32_t RESERVED; + __IO uint32_t CFGR; + __I uint32_t GISR; + __IO uint8_t VTFIDR[4]; + uint8_t RESERVED0[12]; + __IO uint32_t VTFADDR[4]; + uint8_t RESERVED1[0x90]; + __O uint32_t IENR[8]; + uint8_t RESERVED2[0x60]; + __O uint32_t IRER[8]; + uint8_t RESERVED3[0x60]; + __O uint32_t IPSR[8]; + uint8_t RESERVED4[0x60]; + __O uint32_t IPRR[8]; + uint8_t RESERVED5[0x60]; + __IO uint32_t IACTR[8]; + uint8_t RESERVED6[0xE0]; + __IO uint8_t IPRIOR[256]; + uint8_t RESERVED7[0x810]; + __IO uint32_t SCTLR; +}PFIC_Type; + +/* memory mapped structure for SysTick */ +typedef struct +{ + __IO uint32_t CTLR; + __IO uint32_t SR; + __IO uint64_t CNT; + __IO uint64_t CMP; +}SysTick_Type; + +#define PFIC ((PFIC_Type *) 0xE000E000 ) +#define NVIC PFIC +#define NVIC_KEY1 ((uint32_t)0xFA050000) +#define NVIC_KEY2 ((uint32_t)0xBCAF0000) +#define NVIC_KEY3 ((uint32_t)0xBEEF0000) + +#define SysTick ((SysTick_Type *) 0xE000F000) + +/********************************************************************* + * @fn __enable_irq + * + * @brief Enable Global Interrupt + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void __enable_irq(void) +{ + __asm volatile ("csrw 0x800, %0" : : "r" (0x6088) ); +} + +/********************************************************************* + * @fn __disable_irq + * + * @brief Disable Global Interrupt + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void __disable_irq(void) +{ + __asm volatile ("csrw 0x800, %0" : : "r" (0x6000) ); +} + +/********************************************************************* + * @fn __NOP + * + * @brief nop + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void __NOP(void) +{ + __asm volatile ("nop"); +} + +/********************************************************************* + * @fn NVIC_EnableIRQ + * + * @brief Disable Interrupt + * + * @param IRQn - Interrupt Numbers + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void NVIC_EnableIRQ(IRQn_Type IRQn) +{ + NVIC->IENR[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); +} + +/********************************************************************* + * @fn NVIC_DisableIRQ + * + * @brief Disable Interrupt + * + * @param IRQn - Interrupt Numbers + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void NVIC_DisableIRQ(IRQn_Type IRQn) +{ + NVIC->IRER[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); +} + +/********************************************************************* + * @fn NVIC_GetStatusIRQ + * + * @brief Get Interrupt Enable State + * + * @param IRQn - Interrupt Numbers + * + * @return 1 - Interrupt Pending Enable + * 0 - Interrupt Pending Disable + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE uint32_t NVIC_GetStatusIRQ(IRQn_Type IRQn) +{ + return((uint32_t) ((NVIC->ISR[(uint32_t)(IRQn) >> 5] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0)); +} + +/********************************************************************* + * @fn NVIC_GetPendingIRQ + * + * @brief Get Interrupt Pending State + * + * @param IRQn - Interrupt Numbers + * + * @return 1 - Interrupt Pending Enable + * 0 - Interrupt Pending Disable + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn) +{ + return((uint32_t) ((NVIC->IPR[(uint32_t)(IRQn) >> 5] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0)); +} + +/********************************************************************* + * @fn NVIC_SetPendingIRQ + * + * @brief Set Interrupt Pending + * + * @param IRQn - Interrupt Numbers + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn) +{ + NVIC->IPSR[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); +} + +/********************************************************************* + * @fn NVIC_ClearPendingIRQ + * + * @brief Clear Interrupt Pending + * + * @param IRQn - Interrupt Numbers + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn) +{ + NVIC->IPRR[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); +} + +/********************************************************************* + * @fn NVIC_GetActive + * + * @brief Get Interrupt Active State + * + * @param IRQn - Interrupt Numbers + * + * @return 1 - Interrupt Active + * 0 - Interrupt No Active + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE uint32_t NVIC_GetActive(IRQn_Type IRQn) +{ + return((uint32_t)((NVIC->IACTR[(uint32_t)(IRQn) >> 5] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0)); +} + +/********************************************************************* + * @fn NVIC_SetPriority + * + * @brief Set Interrupt Priority + * + * @param IRQn - Interrupt Numbers + * priority - bit7 - Pre-emption Priority + * bit[6:5] - Subpriority + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint8_t priority) +{ + NVIC->IPRIOR[(uint32_t)(IRQn)] = priority; +} + +/********************************************************************* + * @fn __WFI + * + * @brief Wait for Interrupt + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void __WFI(void) +{ + NVIC->SCTLR &= ~(1<<3); // wfi + asm volatile ("wfi"); +} + +/********************************************************************* + * @fn _SEV + * + * @brief Set Event + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void _SEV(void) +{ + uint32_t t; + + t = NVIC->SCTLR; + NVIC->SCTLR |= (1<<3)|(1<<5); + NVIC->SCTLR = (NVIC->SCTLR & ~(1<<5)) | ( t & (1<<5)); +} + +/********************************************************************* + * @fn _WFE + * + * @brief Wait for Events + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void _WFE(void) +{ + NVIC->SCTLR |= (1<<3); + asm volatile ("wfi"); +} + +/********************************************************************* + * @fn __WFE + * + * @brief Wait for Events + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void __WFE(void) +{ + _SEV(); + _WFE(); + _WFE(); +} + +/********************************************************************* + * @fn SetVTFIRQ + * + * @brief Set VTF Interrupt + * + * @param addr - VTF interrupt service function base address. + * IRQn - Interrupt Numbers + * num - VTF Interrupt Numbers + * NewState - DISABLE or ENABLE + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void SetVTFIRQ(uint32_t addr, IRQn_Type IRQn, uint8_t num, FunctionalState NewState){ + if(num > 3) return ; + + if (NewState != DISABLE) + { + NVIC->VTFIDR[num] = IRQn; + NVIC->VTFADDR[num] = ((addr&0xFFFFFFFE)|0x1); + } + else{ + NVIC->VTFIDR[num] = IRQn; + NVIC->VTFADDR[num] = ((addr&0xFFFFFFFE)&(~0x1)); + } +} + +/********************************************************************* + * @fn NVIC_SystemReset + * + * @brief Initiate a system reset request + * + * @return none + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE void NVIC_SystemReset(void) +{ + NVIC->CFGR = NVIC_KEY3|(1<<7); +} + +/********************************************************************* + * @fn __AMOADD_W + * + * @brief Atomic Add with 32bit value + * Atomically ADD 32bit value with value in memory using amoadd.d. + * + * @param addr - Address pointer to data, address need to be 4byte aligned + * value - value to be ADDed + * + * @return return memory value + add value + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE int32_t __AMOADD_W(volatile int32_t *addr, int32_t value) +{ + int32_t result; + + __asm volatile ("amoadd.w %0, %2, %1" : \ + "=r"(result), "+A"(*addr) : "r"(value) : "memory"); + return *addr; +} + +/********************************************************************* + * @fn __AMOAND_W + * + * @brief Atomic And with 32bit value + * Atomically AND 32bit value with value in memory using amoand.d. + * + * @param addr - Address pointer to data, address need to be 4byte aligned + * value - value to be ANDed + * + * @return return memory value & and value + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE int32_t __AMOAND_W(volatile int32_t *addr, int32_t value) +{ + int32_t result; + + __asm volatile ("amoand.w %0, %2, %1" : \ + "=r"(result), "+A"(*addr) : "r"(value) : "memory"); + return *addr; +} + +/********************************************************************* + * @fn __AMOMAX_W + * + * @brief Atomic signed MAX with 32bit value + * Atomically signed max compare 32bit value with value in memory using amomax.d. + * + * @param addr - Address pointer to data, address need to be 4byte aligned + * value - value to be compared + * + * @return the bigger value + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE int32_t __AMOMAX_W(volatile int32_t *addr, int32_t value) +{ + int32_t result; + + __asm volatile ("amomax.w %0, %2, %1" : \ + "=r"(result), "+A"(*addr) : "r"(value) : "memory"); + return *addr; +} + +/********************************************************************* + * @fn __AMOMAXU_W + * + * @brief Atomic unsigned MAX with 32bit value + * Atomically unsigned max compare 32bit value with value in memory using amomaxu.d. + * + * @param addr - Address pointer to data, address need to be 4byte aligned + * value - value to be compared + * + * @return return the bigger value + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE uint32_t __AMOMAXU_W(volatile uint32_t *addr, uint32_t value) +{ + uint32_t result; + + __asm volatile ("amomaxu.w %0, %2, %1" : \ + "=r"(result), "+A"(*addr) : "r"(value) : "memory"); + return *addr; +} + +/********************************************************************* + * @fn __AMOMIN_W + * + * @brief Atomic signed MIN with 32bit value + * Atomically signed min compare 32bit value with value in memory using amomin.d. + * + * @param addr - Address pointer to data, address need to be 4byte aligned + * value - value to be compared + * + * @return the smaller value + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE int32_t __AMOMIN_W(volatile int32_t *addr, int32_t value) +{ + int32_t result; + + __asm volatile ("amomin.w %0, %2, %1" : \ + "=r"(result), "+A"(*addr) : "r"(value) : "memory"); + return *addr; +} + +/********************************************************************* + * @fn __AMOMINU_W + * + * @brief Atomic unsigned MIN with 32bit value + * Atomically unsigned min compare 32bit value with value in memory using amominu.d. + * + * @param addr - Address pointer to data, address need to be 4byte aligned + * value - value to be compared + * + * @return the smaller value + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE uint32_t __AMOMINU_W(volatile uint32_t *addr, uint32_t value) +{ + uint32_t result; + + __asm volatile ("amominu.w %0, %2, %1" : \ + "=r"(result), "+A"(*addr) : "r"(value) : "memory"); + return *addr; +} + +/********************************************************************* + * @fn __AMOOR_W + * + * @brief Atomic OR with 32bit value + * Atomically OR 32bit value with value in memory using amoor.d. + * + * @param addr - Address pointer to data, address need to be 4byte aligned + * value - value to be ORed + * + * @return return memory value | and value + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE int32_t __AMOOR_W(volatile int32_t *addr, int32_t value) +{ + int32_t result; + + __asm volatile ("amoor.w %0, %2, %1" : \ + "=r"(result), "+A"(*addr) : "r"(value) : "memory"); + return *addr; +} + +/********************************************************************* + * @fn __AMOSWAP_W + * + * @brief Atomically swap new 32bit value into memory using amoswap.d. + * + * @param addr - Address pointer to data, address need to be 4byte aligned + * newval - New value to be stored into the address + * + * @return return the original value in memory + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE uint32_t __AMOSWAP_W(volatile uint32_t *addr, uint32_t newval) +{ + uint32_t result; + + __asm volatile ("amoswap.w %0, %2, %1" : \ + "=r"(result), "+A"(*addr) : "r"(newval) : "memory"); + return result; +} + +/********************************************************************* + * @fn __AMOXOR_W + * + * @brief Atomic XOR with 32bit value + * Atomically XOR 32bit value with value in memory using amoxor.d. + * + * @param addr - Address pointer to data, address need to be 4byte aligned + * value - value to be XORed + * + * @return return memory value ^ and value + */ +__attribute__( ( always_inline ) ) RV_STATIC_INLINE int32_t __AMOXOR_W(volatile int32_t *addr, int32_t value) +{ + int32_t result; + + __asm volatile ("amoxor.w %0, %2, %1" : \ + "=r"(result), "+A"(*addr) : "r"(value) : "memory"); + return *addr; +} + +/* Core_Exported_Functions */ +extern uint32_t __get_MSTATUS(void); +extern void __set_MSTATUS(uint32_t value); +extern uint32_t __get_MISA(void); +extern void __set_MISA(uint32_t value); +extern uint32_t __get_MTVEC(void); +extern void __set_MTVEC(uint32_t value); +extern uint32_t __get_MSCRATCH(void); +extern void __set_MSCRATCH(uint32_t value); +extern uint32_t __get_MEPC(void); +extern void __set_MEPC(uint32_t value); +extern uint32_t __get_MCAUSE(void); +extern void __set_MCAUSE(uint32_t value); +extern uint32_t __get_MTVAL(void); +extern void __set_MTVAL(uint32_t value); +extern uint32_t __get_MVENDORID(void); +extern uint32_t __get_MARCHID(void); +extern uint32_t __get_MIMPID(void); +extern uint32_t __get_MHARTID(void); +extern uint32_t __get_SP(void); + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/hw/bsp/ch32v20x/family.c b/hw/bsp/ch32v20x/family.c new file mode 100644 index 0000000000..247dacde69 --- /dev/null +++ b/hw/bsp/ch32v20x/family.c @@ -0,0 +1,82 @@ +#include +#include "ch32v20x.h" +#include "bsp/board_api.h" +#include "board.h" + +__attribute__((interrupt)) +void USBHD_IRQHandler(void) { + tud_int_handler(0); +} + +#if CFG_TUSB_OS == OPT_OS_NONE + +volatile uint32_t system_ticks = 0; + +__attribute__((interrupt)) +void SysTick_Handler(void) { + SysTick->SR = 0; + system_ticks++; +} + +uint32_t SysTick_Config(uint32_t ticks) { + NVIC_EnableIRQ(SysTicK_IRQn); + SysTick->CTLR = 0; + SysTick->SR = 0; + SysTick->CNT = 0; + SysTick->CMP = ticks-1; + SysTick->CTLR = 0xF; + return 0; +} + +uint32_t board_millis(void) { + return system_ticks; +} + +#endif + +void board_init(void) { + __disable_irq(); + +#if CFG_TUSB_OS == OPT_OS_NONE + SysTick_Config(SystemCoreClock / 1000); +#endif + + switch (SystemCoreClock) { + case 48000000: RCC_USBCLKConfig(RCC_USBCLKSource_PLLCLK_Div1); break; + case 96000000: RCC_USBCLKConfig(RCC_USBCLKSource_PLLCLK_Div2); break; + case 144000000: RCC_USBCLKConfig(RCC_USBCLKSource_PLLCLK_Div3); break; + default: TU_ASSERT(0,); break; + } + RCC_AHBPeriphClockCmd(RCC_AHBPeriph_OTG_FS, ENABLE); + + LED_CLOCK_EN(); + GPIO_InitTypeDef GPIO_InitStructure = { + .GPIO_Pin = LED_PIN, + .GPIO_Mode = GPIO_Mode_Out_OD, + .GPIO_Speed = GPIO_Speed_50MHz, + }; + GPIO_Init(LED_PORT, &GPIO_InitStructure); + + __enable_irq(); + board_delay(2); +} + +void board_led_write(bool state) { + GPIO_WriteBit(LED_PORT, LED_PIN, state); +} + +uint32_t board_button_read(void) { + return false; +} + +int board_uart_read(uint8_t *buf, int len) { + (void) buf; + (void) len; + return 0; +} + +int board_uart_write(void const *buf, int len) { + (void) buf; + (void) len; + return len; +} diff --git a/hw/bsp/ch32v20x/family.mk b/hw/bsp/ch32v20x/family.mk new file mode 100644 index 0000000000..2d94f19fb7 --- /dev/null +++ b/hw/bsp/ch32v20x/family.mk @@ -0,0 +1,50 @@ +# Toolchain from https://github.com/xpack-dev-tools/riscv-none-elf-gcc-xpack +CROSS_COMPILE ?= riscv-none-elf- + +# Submodules +CH32V20X_SDK = hw/mcu/wch/ch32v20x +DEPS_SUBMODULES += $(CH32V20X_SDK) + +# WCH-SDK paths +CH32V20X_SDK_SRC = $(CH32V20X_SDK)/EVT/EXAM/SRC + +include $(TOP)/$(BOARD_PATH)/board.mk + +CFLAGS += \ + -march=rv32imac_zicsr \ + -mabi=ilp32 \ + -mcmodel=medany \ + -ffunction-sections \ + -fdata-sections \ + -ffat-lto-objects \ + -flto \ + -nostdlib -nostartfiles \ + -DCFG_TUSB_MCU=OPT_MCU_CH32V20X \ + -DBOARD_TUD_MAX_SPEED=OPT_MODE_FULL_SPEED \ + +LDFLAGS_GCC += \ + -Wl,--gc-sections \ + -specs=nosys.specs \ + -specs=nano.specs \ + +LD_FILE = $(CH32V20X_SDK_SRC)/Ld/Link.ld + +SRC_C += \ + src/portable/wch/dcd_ch32_usbfs.c \ + $(CH32V20X_SDK_SRC)/Core/core_riscv.c \ + $(CH32V20X_SDK_SRC)/Peripheral/src/ch32v20x_gpio.c \ + $(CH32V20X_SDK_SRC)/Peripheral/src/ch32v20x_misc.c \ + $(CH32V20X_SDK_SRC)/Peripheral/src/ch32v20x_rcc.c \ + $(CH32V20X_SDK_SRC)/Peripheral/src/ch32v20x_usart.c \ + +INC += \ + $(TOP)/$(BOARD_PATH) \ + $(TOP)/$(CH32V20X_SDK_SRC)/Peripheral/inc \ + +FREERTOS_PORTABLE_SRC = $(FREERTOS_PORTABLE_PATH)/RISC-V + +# wch-link is not supported yet in official openOCD yet. We need to either use +# 1. download openocd as part of mounriver studio http://www.mounriver.com/download or +# 2. compiled from modified source https://github.com/dragonlock2/miscboards/blob/main/wch/SDK/riscv-openocd.tar.xz +flash: $(BUILD)/$(PROJECT).elf + openocd -f $(TOP)/$(FAMILY_PATH)/wch-riscv.cfg -c init -c halt -c "flash write_image $<" -c reset -c exit diff --git a/hw/bsp/ch32v20x/system_ch32v20x.c b/hw/bsp/ch32v20x/system_ch32v20x.c new file mode 100644 index 0000000000..588f3165a5 --- /dev/null +++ b/hw/bsp/ch32v20x/system_ch32v20x.c @@ -0,0 +1,976 @@ +/********************************** (C) COPYRIGHT ******************************* + * File Name : system_ch32v20x.c + * Author : WCH + * Version : V1.0.0 + * Date : 2021/06/06 + * Description : CH32V20x Device Peripheral Access Layer System Source File. + * For HSE = 32Mhz (CH32V208x/CH32V203RBT6) + * For HSE = 8Mhz (other CH32V203x) +********************************************************************************* +* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd. +* Attention: This software (modified or not) and binary are used for +* microcontroller manufactured by Nanjing Qinheng Microelectronics. +*******************************************************************************/ +#include "ch32v20x.h" + +/* +* Uncomment the line corresponding to the desired System clock (SYSCLK) frequency (after +* reset the HSI is used as SYSCLK source). +* If none of the define below is enabled, the HSI is used as System clock source. +*/ +//#define SYSCLK_FREQ_HSE HSE_VALUE +//#define SYSCLK_FREQ_48MHz_HSE 48000000 +//#define SYSCLK_FREQ_56MHz_HSE 56000000 +//#define SYSCLK_FREQ_72MHz_HSE 72000000 +#define SYSCLK_FREQ_96MHz_HSE 96000000 +//#define SYSCLK_FREQ_120MHz_HSE 120000000 +//#define SYSCLK_FREQ_144MHz_HSE 144000000 +//#define SYSCLK_FREQ_HSI HSI_VALUE +//#define SYSCLK_FREQ_48MHz_HSI 48000000 +//#define SYSCLK_FREQ_56MHz_HSI 56000000 +//#define SYSCLK_FREQ_72MHz_HSI 72000000 +//#define SYSCLK_FREQ_96MHz_HSI 96000000 +//#define SYSCLK_FREQ_120MHz_HSI 120000000 +//#define SYSCLK_FREQ_144MHz_HSI 144000000 + +/* Clock Definitions */ +#ifdef SYSCLK_FREQ_HSE +uint32_t SystemCoreClock = SYSCLK_FREQ_HSE; /* System Clock Frequency (Core Clock) */ +#elif defined SYSCLK_FREQ_48MHz_HSE +uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSE; /* System Clock Frequency (Core Clock) */ +#elif defined SYSCLK_FREQ_56MHz_HSE +uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSE; /* System Clock Frequency (Core Clock) */ +#elif defined SYSCLK_FREQ_72MHz_HSE +uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSE; /* System Clock Frequency (Core Clock) */ +#elif defined SYSCLK_FREQ_96MHz_HSE +uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSE; /* System Clock Frequency (Core Clock) */ +#elif defined SYSCLK_FREQ_120MHz_HSE +uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSE; /* System Clock Frequency (Core Clock) */ +#elif defined SYSCLK_FREQ_144MHz_HSE +uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSE; /* System Clock Frequency (Core Clock) */ +#elif defined SYSCLK_FREQ_48MHz_HSI +uint32_t SystemCoreClock = SYSCLK_FREQ_48MHz_HSI; /* System Clock Frequency (Core Clock) */ +#elif defined SYSCLK_FREQ_56MHz_HSI +uint32_t SystemCoreClock = SYSCLK_FREQ_56MHz_HSI; /* System Clock Frequency (Core Clock) */ +#elif defined SYSCLK_FREQ_72MHz_HSI +uint32_t SystemCoreClock = SYSCLK_FREQ_72MHz_HSI; /* System Clock Frequency (Core Clock) */ +#elif defined SYSCLK_FREQ_96MHz_HSI +uint32_t SystemCoreClock = SYSCLK_FREQ_96MHz_HSI; /* System Clock Frequency (Core Clock) */ +#elif defined SYSCLK_FREQ_120MHz_HSI +uint32_t SystemCoreClock = SYSCLK_FREQ_120MHz_HSI; /* System Clock Frequency (Core Clock) */ +#elif defined SYSCLK_FREQ_144MHz_HSI +uint32_t SystemCoreClock = SYSCLK_FREQ_144MHz_HSI; /* System Clock Frequency (Core Clock) */ +#else +uint32_t SystemCoreClock = HSI_VALUE; /* System Clock Frequency (Core Clock) */ + +#endif + +__I uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9}; + +/* system_private_function_proto_types */ +static void SetSysClock(void); + +#ifdef SYSCLK_FREQ_HSE +static void SetSysClockToHSE( void ); +#elif defined SYSCLK_FREQ_48MHz_HSE +static void SetSysClockTo48_HSE( void ); +#elif defined SYSCLK_FREQ_56MHz_HSE +static void SetSysClockTo56_HSE( void ); +#elif defined SYSCLK_FREQ_72MHz_HSE +static void SetSysClockTo72_HSE( void ); +#elif defined SYSCLK_FREQ_96MHz_HSE +static void SetSysClockTo96_HSE( void ); +#elif defined SYSCLK_FREQ_120MHz_HSE +static void SetSysClockTo120_HSE( void ); +#elif defined SYSCLK_FREQ_144MHz_HSE +static void SetSysClockTo144_HSE( void ); +#elif defined SYSCLK_FREQ_48MHz_HSI +static void SetSysClockTo48_HSI( void ); +#elif defined SYSCLK_FREQ_56MHz_HSI +static void SetSysClockTo56_HSI( void ); +#elif defined SYSCLK_FREQ_72MHz_HSI +static void SetSysClockTo72_HSI( void ); +#elif defined SYSCLK_FREQ_96MHz_HSI +static void SetSysClockTo96_HSI( void ); +#elif defined SYSCLK_FREQ_120MHz_HSI +static void SetSysClockTo120_HSI( void ); +#elif defined SYSCLK_FREQ_144MHz_HSI +static void SetSysClockTo144_HSI( void ); + +#endif + +/********************************************************************* + * @fn SystemInit + * + * @brief Setup the microcontroller system Initialize the Embedded Flash Interface, + * the PLL and update the SystemCoreClock variable. + * + * @return none + */ +void SystemInit (void) +{ + RCC->CTLR |= (uint32_t)0x00000001; + RCC->CFGR0 &= (uint32_t)0xF8FF0000; + RCC->CTLR &= (uint32_t)0xFEF6FFFF; + RCC->CTLR &= (uint32_t)0xFFFBFFFF; + RCC->CFGR0 &= (uint32_t)0xFF80FFFF; + RCC->INTR = 0x009F0000; + SetSysClock(); +} + +/********************************************************************* + * @fn SystemCoreClockUpdate + * + * @brief Update SystemCoreClock variable according to Clock Register Values. + * + * @return none + */ +void SystemCoreClockUpdate (void) +{ + uint32_t tmp = 0, pllmull = 0, pllsource = 0, Pll_6_5 = 0; + + tmp = RCC->CFGR0 & RCC_SWS; + + switch (tmp) + { + case 0x00: + SystemCoreClock = HSI_VALUE; + break; + case 0x04: + SystemCoreClock = HSE_VALUE; + break; + case 0x08: + pllmull = RCC->CFGR0 & RCC_PLLMULL; + pllsource = RCC->CFGR0 & RCC_PLLSRC; + pllmull = ( pllmull >> 18) + 2; + + if(pllmull == 17) pllmull = 18; + + if (pllsource == 0x00) + { + if(EXTEN->EXTEN_CTR & EXTEN_PLL_HSI_PRE){ + SystemCoreClock = HSI_VALUE * pllmull; + } + else{ + SystemCoreClock = (HSI_VALUE >> 1) * pllmull; + } + } + else + { +#if defined (CH32V20x_D8W) + if((RCC->CFGR0 & (3<<22)) == (3<<22)) + { + SystemCoreClock = ((HSE_VALUE>>1)) * pllmull; + } + else +#endif + if ((RCC->CFGR0 & RCC_PLLXTPRE) != (uint32_t)RESET) + { +#if defined (CH32V20x_D8) || defined (CH32V20x_D8W) + SystemCoreClock = ((HSE_VALUE>>2) >> 1) * pllmull; +#else + SystemCoreClock = (HSE_VALUE >> 1) * pllmull; +#endif + } + else + { +#if defined (CH32V20x_D8) || defined (CH32V20x_D8W) + SystemCoreClock = (HSE_VALUE>>2) * pllmull; +#else + SystemCoreClock = HSE_VALUE * pllmull; +#endif + } + } + + if(Pll_6_5 == 1) SystemCoreClock = (SystemCoreClock / 2); + + break; + default: + SystemCoreClock = HSI_VALUE; + break; + } + + tmp = AHBPrescTable[((RCC->CFGR0 & RCC_HPRE) >> 4)]; + SystemCoreClock >>= tmp; +} + +/********************************************************************* + * @fn SetSysClock + * + * @brief Configures the System clock frequency, HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClock(void) +{ +#ifdef SYSCLK_FREQ_HSE + SetSysClockToHSE(); +#elif defined SYSCLK_FREQ_48MHz_HSE + SetSysClockTo48_HSE(); +#elif defined SYSCLK_FREQ_56MHz_HSE + SetSysClockTo56_HSE(); +#elif defined SYSCLK_FREQ_72MHz_HSE + SetSysClockTo72_HSE(); +#elif defined SYSCLK_FREQ_96MHz_HSE + SetSysClockTo96_HSE(); +#elif defined SYSCLK_FREQ_120MHz_HSE + SetSysClockTo120_HSE(); +#elif defined SYSCLK_FREQ_144MHz_HSE + SetSysClockTo144_HSE(); +#elif defined SYSCLK_FREQ_48MHz_HSI + SetSysClockTo48_HSI(); +#elif defined SYSCLK_FREQ_56MHz_HSI + SetSysClockTo56_HSI(); +#elif defined SYSCLK_FREQ_72MHz_HSI + SetSysClockTo72_HSI(); +#elif defined SYSCLK_FREQ_96MHz_HSI + SetSysClockTo96_HSI(); +#elif defined SYSCLK_FREQ_120MHz_HSI + SetSysClockTo120_HSI(); +#elif defined SYSCLK_FREQ_144MHz_HSI + SetSysClockTo144_HSI(); + +#endif + + /* If none of the define above is enabled, the HSI is used as System clock + * source (default after reset) + */ +} + +#ifdef SYSCLK_FREQ_HSE + +/********************************************************************* + * @fn SetSysClockToHSE + * + * @brief Sets HSE as System clock source and configure HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClockToHSE(void) +{ + __IO uint32_t StartUpCounter = 0, HSEStatus = 0; + + RCC->CTLR |= ((uint32_t)RCC_HSEON); + + /* Wait till HSE is ready and if Time out is reached exit */ + do + { + HSEStatus = RCC->CTLR & RCC_HSERDY; + StartUpCounter++; + } while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT)); + + if ((RCC->CTLR & RCC_HSERDY) != RESET) + { + HSEStatus = (uint32_t)0x01; + } + else + { + HSEStatus = (uint32_t)0x00; + } + + if (HSEStatus == (uint32_t)0x01) + { + /* HCLK = SYSCLK */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1; + /* PCLK2 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1; + /* PCLK1 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV1; + + /* Select HSE as system clock source + * CH32V20x_D6 (HSE=8MHZ) + * CH32V20x_D8 (HSE=32MHZ) + * CH32V20x_D8W (HSE=32MHZ) + */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW)); + RCC->CFGR0 |= (uint32_t)RCC_SW_HSE; + + /* Wait till HSE is used as system clock source */ + while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x04) + { + } + } + else + { + /* If HSE fails to start-up, the application will have wrong clock + * configuration. User can add here some code to deal with this error + */ + } +} + +#elif defined SYSCLK_FREQ_48MHz_HSE + +/********************************************************************* + * @fn SetSysClockTo48_HSE + * + * @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClockTo48_HSE(void) +{ + __IO uint32_t StartUpCounter = 0, HSEStatus = 0; + + RCC->CTLR |= ((uint32_t)RCC_HSEON); + /* Wait till HSE is ready and if Time out is reached exit */ + do + { + HSEStatus = RCC->CTLR & RCC_HSERDY; + StartUpCounter++; + } while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT)); + + if ((RCC->CTLR & RCC_HSERDY) != RESET) + { + HSEStatus = (uint32_t)0x01; + } + else + { + HSEStatus = (uint32_t)0x00; + } + + if (HSEStatus == (uint32_t)0x01) + { + /* HCLK = SYSCLK */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1; + /* PCLK2 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1; + /* PCLK1 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2; + + /* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 6 = 48 MHz (HSE=8MHZ) + * CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ) + * CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 6 = 48 MHz (HSE=32MHZ) + */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL)); + + RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL6); + + /* Enable PLL */ + RCC->CTLR |= RCC_PLLON; + /* Wait till PLL is ready */ + while((RCC->CTLR & RCC_PLLRDY) == 0) + { + } + /* Select PLL as system clock source */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW)); + RCC->CFGR0 |= (uint32_t)RCC_SW_PLL; + /* Wait till PLL is used as system clock source */ + while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08) + { + } + } + else + { + /* + * If HSE fails to start-up, the application will have wrong clock + * configuration. User can add here some code to deal with this error + */ + } +} + +#elif defined SYSCLK_FREQ_56MHz_HSE + +/********************************************************************* + * @fn SetSysClockTo56_HSE + * + * @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClockTo56_HSE(void) +{ + __IO uint32_t StartUpCounter = 0, HSEStatus = 0; + + RCC->CTLR |= ((uint32_t)RCC_HSEON); + + /* Wait till HSE is ready and if Time out is reached exit */ + do + { + HSEStatus = RCC->CTLR & RCC_HSERDY; + StartUpCounter++; + } while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT)); + + if ((RCC->CTLR & RCC_HSERDY) != RESET) + { + HSEStatus = (uint32_t)0x01; + } + else + { + HSEStatus = (uint32_t)0x00; + } + + if (HSEStatus == (uint32_t)0x01) + { + /* HCLK = SYSCLK */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1; + /* PCLK2 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1; + /* PCLK1 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2; + + /* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 7 = 56 MHz (HSE=8MHZ) + * CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ) + * CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 7 = 56 MHz (HSE=32MHZ) + */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL)); + + RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL7); + + /* Enable PLL */ + RCC->CTLR |= RCC_PLLON; + /* Wait till PLL is ready */ + while((RCC->CTLR & RCC_PLLRDY) == 0) + { + } + + /* Select PLL as system clock source */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW)); + RCC->CFGR0 |= (uint32_t)RCC_SW_PLL; + /* Wait till PLL is used as system clock source */ + while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08) + { + } + } + else + { + /* + * If HSE fails to start-up, the application will have wrong clock + * configuration. User can add here some code to deal with this error + */ + } +} + +#elif defined SYSCLK_FREQ_72MHz_HSE + +/********************************************************************* + * @fn SetSysClockTo72_HSE + * + * @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClockTo72_HSE(void) +{ + __IO uint32_t StartUpCounter = 0, HSEStatus = 0; + + RCC->CTLR |= ((uint32_t)RCC_HSEON); + + /* Wait till HSE is ready and if Time out is reached exit */ + do + { + HSEStatus = RCC->CTLR & RCC_HSERDY; + StartUpCounter++; + } while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT)); + + if ((RCC->CTLR & RCC_HSERDY) != RESET) + { + HSEStatus = (uint32_t)0x01; + } + else + { + HSEStatus = (uint32_t)0x00; + } + + if (HSEStatus == (uint32_t)0x01) + { + /* HCLK = SYSCLK */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1; + /* PCLK2 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1; + /* PCLK1 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2; + + /* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 9 = 72 MHz (HSE=8MHZ) + * CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ) + * CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 9 = 72 MHz (HSE=32MHZ) + */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | + RCC_PLLMULL)); + + RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL9); + + /* Enable PLL */ + RCC->CTLR |= RCC_PLLON; + /* Wait till PLL is ready */ + while((RCC->CTLR & RCC_PLLRDY) == 0) + { + } + /* Select PLL as system clock source */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW)); + RCC->CFGR0 |= (uint32_t)RCC_SW_PLL; + /* Wait till PLL is used as system clock source */ + while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08) + { + } + } + else + { + /* + * If HSE fails to start-up, the application will have wrong clock + * configuration. User can add here some code to deal with this error + */ + } +} + +#elif defined SYSCLK_FREQ_96MHz_HSE + +/********************************************************************* + * @fn SetSysClockTo96_HSE + * + * @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClockTo96_HSE(void) +{ + __IO uint32_t StartUpCounter = 0, HSEStatus = 0; + + RCC->CTLR |= ((uint32_t)RCC_HSEON); + + /* Wait till HSE is ready and if Time out is reached exit */ + do + { + HSEStatus = RCC->CTLR & RCC_HSERDY; + StartUpCounter++; + } while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT)); + + if ((RCC->CTLR & RCC_HSERDY) != RESET) + { + HSEStatus = (uint32_t)0x01; + } + else + { + HSEStatus = (uint32_t)0x00; + } + + if (HSEStatus == (uint32_t)0x01) + { + /* HCLK = SYSCLK */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1; + /* PCLK2 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1; + /* PCLK1 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2; + + /* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 12 = 96 MHz (HSE=8MHZ) + * CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ) + * CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 12 = 96 MHz (HSE=32MHZ) + */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | + RCC_PLLMULL)); + + RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL12); + + /* Enable PLL */ + RCC->CTLR |= RCC_PLLON; + /* Wait till PLL is ready */ + while((RCC->CTLR & RCC_PLLRDY) == 0) + { + } + /* Select PLL as system clock source */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW)); + RCC->CFGR0 |= (uint32_t)RCC_SW_PLL; + /* Wait till PLL is used as system clock source */ + while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08) + { + } + } + else + { + /* + * If HSE fails to start-up, the application will have wrong clock + * configuration. User can add here some code to deal with this error + */ + } +} + +#elif defined SYSCLK_FREQ_120MHz_HSE + +/********************************************************************* + * @fn SetSysClockTo120_HSE + * + * @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClockTo120_HSE(void) +{ + __IO uint32_t StartUpCounter = 0, HSEStatus = 0; + + RCC->CTLR |= ((uint32_t)RCC_HSEON); + + /* Wait till HSE is ready and if Time out is reached exit */ + do + { + HSEStatus = RCC->CTLR & RCC_HSERDY; + StartUpCounter++; + } while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT)); + + if((RCC->CTLR & RCC_HSERDY) != RESET) + { + HSEStatus = (uint32_t)0x01; + } + else + { + HSEStatus = (uint32_t)0x00; + } + + if(HSEStatus == (uint32_t)0x01) + { +#if defined (CH32V20x_D8W) + RCC->CFGR0 |= (uint32_t)(3<<22); + /* HCLK = SYSCLK/2 */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV2; +#else + /* HCLK = SYSCLK */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1; +#endif + /* PCLK2 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1; + /* PCLK1 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2; + + /* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 15 = 120 MHz (HSE=8MHZ) + * CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 15 = 120 MHz (HSE=32MHZ) + * CH32V20x_D8W-PLL configuration: PLLCLK = HSE/2 * 15 = 240 MHz (HSE=32MHZ) + */ + RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE | + RCC_PLLMULL)); + + RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL15); + + /* Enable PLL */ + RCC->CTLR |= RCC_PLLON; + /* Wait till PLL is ready */ + while((RCC->CTLR & RCC_PLLRDY) == 0) + { + } + /* Select PLL as system clock source */ + RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW)); + RCC->CFGR0 |= (uint32_t)RCC_SW_PLL; + /* Wait till PLL is used as system clock source */ + while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08) + { + } + } + else + { + /* + * If HSE fails to start-up, the application will have wrong clock + * configuration. User can add here some code to deal with this error + */ + } +} +#elif defined SYSCLK_FREQ_144MHz_HSE + +/********************************************************************* + * @fn SetSysClockTo144_HSE + * + * @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClockTo144_HSE(void) +{ + __IO uint32_t StartUpCounter = 0, HSEStatus = 0; + + RCC->CTLR |= ((uint32_t)RCC_HSEON); + + /* Wait till HSE is ready and if Time out is reached exit */ + do + { + HSEStatus = RCC->CTLR & RCC_HSERDY; + StartUpCounter++; + } while((HSEStatus == 0) && (StartUpCounter != HSE_STARTUP_TIMEOUT)); + + if ((RCC->CTLR & RCC_HSERDY) != RESET) + { + HSEStatus = (uint32_t)0x01; + } + else + { + HSEStatus = (uint32_t)0x00; + } + + if (HSEStatus == (uint32_t)0x01) + { + /* HCLK = SYSCLK */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1; + /* PCLK2 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1; + /* PCLK1 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2; + + /* CH32V20x_D6-PLL configuration: PLLCLK = HSE * 18 = 144 MHz (HSE=8MHZ) + * CH32V20x_D8-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ) + * CH32V20x_D8W-PLL configuration: PLLCLK = HSE/4 * 18 = 144 MHz (HSE=32MHZ) + */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | + RCC_PLLMULL)); + + RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSE | RCC_PLLXTPRE_HSE | RCC_PLLMULL18); + + /* Enable PLL */ + RCC->CTLR |= RCC_PLLON; + /* Wait till PLL is ready */ + while((RCC->CTLR & RCC_PLLRDY) == 0) + { + } + /* Select PLL as system clock source */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW)); + RCC->CFGR0 |= (uint32_t)RCC_SW_PLL; + /* Wait till PLL is used as system clock source */ + while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08) + { + } + } + else + { + /* + * If HSE fails to start-up, the application will have wrong clock + * configuration. User can add here some code to deal with this error + */ + } +} + +#elif defined SYSCLK_FREQ_48MHz_HSI + +/********************************************************************* + * @fn SetSysClockTo48_HSI + * + * @brief Sets System clock frequency to 48MHz and configure HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClockTo48_HSI(void) +{ + EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE; + + /* HCLK = SYSCLK */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1; + /* PCLK2 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1; + /* PCLK1 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2; + + /* PLL configuration: PLLCLK = HSI * 6 = 48 MHz */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL)); + + RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL6); + + /* Enable PLL */ + RCC->CTLR |= RCC_PLLON; + /* Wait till PLL is ready */ + while((RCC->CTLR & RCC_PLLRDY) == 0) + { + } + /* Select PLL as system clock source */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW)); + RCC->CFGR0 |= (uint32_t)RCC_SW_PLL; + /* Wait till PLL is used as system clock source */ + while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08) + { + } +} + +#elif defined SYSCLK_FREQ_56MHz_HSI + +/********************************************************************* + * @fn SetSysClockTo56_HSI + * + * @brief Sets System clock frequency to 56MHz and configure HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClockTo56_HSI(void) +{ + EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE; + + /* HCLK = SYSCLK */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1; + /* PCLK2 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1; + /* PCLK1 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2; + + /* PLL configuration: PLLCLK = HSI * 7 = 48 MHz */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL)); + + RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL7); + + /* Enable PLL */ + RCC->CTLR |= RCC_PLLON; + /* Wait till PLL is ready */ + while((RCC->CTLR & RCC_PLLRDY) == 0) + { + } + /* Select PLL as system clock source */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW)); + RCC->CFGR0 |= (uint32_t)RCC_SW_PLL; + /* Wait till PLL is used as system clock source */ + while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08) + { + } +} + +#elif defined SYSCLK_FREQ_72MHz_HSI + +/********************************************************************* + * @fn SetSysClockTo72_HSI + * + * @brief Sets System clock frequency to 72MHz and configure HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClockTo72_HSI(void) +{ + EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE; + + /* HCLK = SYSCLK */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1; + /* PCLK2 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1; + /* PCLK1 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2; + + /* PLL configuration: PLLCLK = HSI * 9 = 72 MHz */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL)); + + RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL9); + + /* Enable PLL */ + RCC->CTLR |= RCC_PLLON; + /* Wait till PLL is ready */ + while((RCC->CTLR & RCC_PLLRDY) == 0) + { + } + /* Select PLL as system clock source */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW)); + RCC->CFGR0 |= (uint32_t)RCC_SW_PLL; + /* Wait till PLL is used as system clock source */ + while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08) + { + } +} + +#elif defined SYSCLK_FREQ_96MHz_HSI + +/********************************************************************* + * @fn SetSysClockTo96_HSI + * + * @brief Sets System clock frequency to 96MHz and configure HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClockTo96_HSI(void) +{ + EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE; + + /* HCLK = SYSCLK */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1; + /* PCLK2 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1; + /* PCLK1 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2; + + /* PLL configuration: PLLCLK = HSI * 12 = 96 MHz */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL)); + + RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL12); + + /* Enable PLL */ + RCC->CTLR |= RCC_PLLON; + /* Wait till PLL is ready */ + while((RCC->CTLR & RCC_PLLRDY) == 0) + { + } + /* Select PLL as system clock source */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW)); + RCC->CFGR0 |= (uint32_t)RCC_SW_PLL; + /* Wait till PLL is used as system clock source */ + while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08) + { + } +} + +#elif defined SYSCLK_FREQ_120MHz_HSI + +/********************************************************************* + * @fn SetSysClockTo120_HSI + * + * @brief Sets System clock frequency to 120MHz and configure HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClockTo120_HSI(void) +{ + EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE; + + /* HCLK = SYSCLK */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1; + /* PCLK2 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1; + /* PCLK1 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2; + + /* PLL configuration: PLLCLK = HSI * 15 = 120 MHz */ + RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_PLLSRC | RCC_PLLXTPRE | + RCC_PLLMULL)); + + RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL15); + + /* Enable PLL */ + RCC->CTLR |= RCC_PLLON; + /* Wait till PLL is ready */ + while((RCC->CTLR & RCC_PLLRDY) == 0) + { + } + /* Select PLL as system clock source */ + RCC->CFGR0 &= (uint32_t)((uint32_t) ~(RCC_SW)); + RCC->CFGR0 |= (uint32_t)RCC_SW_PLL; + /* Wait till PLL is used as system clock source */ + while((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08) + { + } +} +#elif defined SYSCLK_FREQ_144MHz_HSI + +/********************************************************************* + * @fn SetSysClockTo144_HSI + * + * @brief Sets System clock frequency to 144MHz and configure HCLK, PCLK2 and PCLK1 prescalers. + * + * @return none + */ +static void SetSysClockTo144_HSI(void) +{ + EXTEN->EXTEN_CTR |= EXTEN_PLL_HSI_PRE; + + /* HCLK = SYSCLK */ + RCC->CFGR0 |= (uint32_t)RCC_HPRE_DIV1; + /* PCLK2 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE2_DIV1; + /* PCLK1 = HCLK */ + RCC->CFGR0 |= (uint32_t)RCC_PPRE1_DIV2; + + /* PLL configuration: PLLCLK = HSI * 18 = 144 MHz */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_PLLSRC | RCC_PLLXTPRE | RCC_PLLMULL)); + + RCC->CFGR0 |= (uint32_t)(RCC_PLLSRC_HSI_Div2 | RCC_PLLMULL18); + + /* Enable PLL */ + RCC->CTLR |= RCC_PLLON; + /* Wait till PLL is ready */ + while((RCC->CTLR & RCC_PLLRDY) == 0) + { + } + /* Select PLL as system clock source */ + RCC->CFGR0 &= (uint32_t)((uint32_t)~(RCC_SW)); + RCC->CFGR0 |= (uint32_t)RCC_SW_PLL; + /* Wait till PLL is used as system clock source */ + while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08) + { + } +} + +#endif diff --git a/hw/bsp/ch32v20x/system_ch32v20x.h b/hw/bsp/ch32v20x/system_ch32v20x.h new file mode 100644 index 0000000000..eec7ccb156 --- /dev/null +++ b/hw/bsp/ch32v20x/system_ch32v20x.h @@ -0,0 +1,29 @@ +/********************************** (C) COPYRIGHT ******************************* + * File Name : system_ch32v20x.h + * Author : WCH + * Version : V1.0.0 + * Date : 2021/06/06 + * Description : CH32V20x Device Peripheral Access Layer System Header File. +********************************************************************************* +* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd. +* Attention: This software (modified or not) and binary are used for +* microcontroller manufactured by Nanjing Qinheng Microelectronics. +*******************************************************************************/ +#ifndef __SYSTEM_ch32v20x_H +#define __SYSTEM_ch32v20x_H + +#ifdef __cplusplus + extern "C" { +#endif + +extern uint32_t SystemCoreClock; /* System Clock Frequency (Core Clock) */ + +/* System_Exported_Functions */ +extern void SystemInit(void); +extern void SystemCoreClockUpdate(void); + +#ifdef __cplusplus +} +#endif + +#endif /*__CH32V20x_SYSTEM_H */ diff --git a/hw/bsp/ch32v20x/wch-riscv.cfg b/hw/bsp/ch32v20x/wch-riscv.cfg new file mode 100644 index 0000000000..56a18d77ee --- /dev/null +++ b/hw/bsp/ch32v20x/wch-riscv.cfg @@ -0,0 +1,18 @@ +#interface wlink +adapter driver wlinke +adapter speed 6000 +transport select sdi + +wlink_set_address 0x00000000 +set _CHIPNAME wch_riscv +sdi newtap $_CHIPNAME cpu -irlen 5 -expected-id 0x00001 + +set _TARGETNAME $_CHIPNAME.cpu + +target create $_TARGETNAME.0 wch_riscv -chain-position $_TARGETNAME +$_TARGETNAME.0 configure -work-area-phys 0x20000000 -work-area-size 10000 -work-area-backup 1 +set _FLASHNAME $_CHIPNAME.flash + +flash bank $_FLASHNAME wch_riscv 0x00000000 0 0 0 $_TARGETNAME.0 + +echo "Ready for Remote Connections" diff --git a/hw/bsp/ch32v307/family.mk b/hw/bsp/ch32v307/family.mk index 003b905390..7232bfa08e 100644 --- a/hw/bsp/ch32v307/family.mk +++ b/hw/bsp/ch32v307/family.mk @@ -4,6 +4,9 @@ # Toolchain from https://github.com/xpack-dev-tools/riscv-none-embed-gcc-xpack CROSS_COMPILE ?= riscv-none-embed- +# Toolchain from https://github.com/xpack-dev-tools/riscv-none-elf-gcc-xpack +#CROSS_COMPILE ?= riscv-none-elf- + # Submodules CH32V307_SDK = hw/mcu/wch/ch32v307 @@ -13,6 +16,8 @@ CH32V307_SDK_SRC = $(CH32V307_SDK)/EVT/EXAM/SRC include $(TOP)/$(BOARD_PATH)/board.mk CPU_CORE ?= rv32imac-ilp32 +# -march=rv32imac_zicsr + CFLAGS += \ -flto \ -msmall-data-limit=8 \ diff --git a/hw/bsp/fomu/family.mk b/hw/bsp/fomu/family.mk index d4b6eaea60..78f20d7dbc 100644 --- a/hw/bsp/fomu/family.mk +++ b/hw/bsp/fomu/family.mk @@ -1,6 +1,10 @@ # Toolchain from https://github.com/xpack-dev-tools/riscv-none-embed-gcc-xpack CROSS_COMPILE = riscv-none-embed- +# Toolchain from https://github.com/xpack-dev-tools/riscv-none-elf-gcc-xpack +# CROSS_COMPILE = riscv-none-elf- +# -march=rv32i_zicsr + CPU_CORE ?= rv32i-ilp32 CFLAGS += \ diff --git a/hw/bsp/gd32vf103/family.mk b/hw/bsp/gd32vf103/family.mk index 28e48a6b53..646564eae4 100644 --- a/hw/bsp/gd32vf103/family.mk +++ b/hw/bsp/gd32vf103/family.mk @@ -7,6 +7,9 @@ # Toolchain from https://github.com/xpack-dev-tools/riscv-none-embed-gcc-xpack CROSS_COMPILE ?= riscv-none-embed- +# Toolchain from https://github.com/xpack-dev-tools/riscv-none-elf-gcc-xpack +# CROSS_COMPILE ?= riscv-none-elf- + # Submodules NUCLEI_SDK = hw/mcu/gd/nuclei-sdk @@ -19,6 +22,8 @@ STARTUP_ASM = $(GD32VF103_SDK_SOC)/Common/Source/GCC include $(TOP)/$(BOARD_PATH)/board.mk CPU_CORE ?= rv32imac-ilp32 +# -march=rv32imac_zicsr + CFLAGS += \ -mcmodel=medlow \ -mstrict-align \ diff --git a/src/class/video/video_device.c b/src/class/video/video_device.c index 4218835aab..974289b692 100644 --- a/src/class/video/video_device.c +++ b/src/class/video/video_device.c @@ -609,7 +609,7 @@ static bool _negotiate_streaming_parameters(videod_streaming_interface_t const * tusb_desc_cs_video_fmt_t const *fmt = _find_desc_format(tu_desc_next(vs), end, fmtnum); tusb_desc_cs_video_frm_t const *frm = _find_desc_frame(tu_desc_next(fmt), end, frmnum); - uint_fast32_t interval, interval_ms; + uint_fast32_t interval, interval_ms = 0; switch (request) { case VIDEO_REQUEST_GET_MAX: { uint_fast32_t min_interval, max_interval; diff --git a/src/common/tusb_mcu.h b/src/common/tusb_mcu.h index 3a7d6ad33b..eab1120154 100644 --- a/src/common/tusb_mcu.h +++ b/src/common/tusb_mcu.h @@ -410,6 +410,10 @@ #elif TU_CHECK_MCU(OPT_MCU_CH32F20X) #define TUP_DCD_ENDPOINT_MAX 16 #define TUP_RHPORT_HIGHSPEED 1 + +#elif TU_CHECK_MCU(OPT_MCU_CH32V20X) + #define TUP_DCD_ENDPOINT_MAX 8 + #endif diff --git a/src/portable/wch/ch32_usbfs_reg.h b/src/portable/wch/ch32_usbfs_reg.h new file mode 100644 index 0000000000..3b8e49ae2e --- /dev/null +++ b/src/portable/wch/ch32_usbfs_reg.h @@ -0,0 +1,77 @@ +#ifndef USB_CH32_USBFS_REG_H +#define USB_CH32_USBFS_REG_H + +#if (CFG_TUSB_MCU == OPT_MCU_CH32V20X) +#include +#endif + +// CTRL +#define USBFS_CTRL_DMA_EN (1 << 0) +#define USBFS_CTRL_CLR_ALL (1 << 1) +#define USBFS_CTRL_RESET_SIE (1 << 2) +#define USBFS_CTRL_INT_BUSY (1 << 3) +#define USBFS_CTRL_SYS_CTRL (1 << 4) +#define USBFS_CTRL_DEV_PUEN (1 << 5) +#define USBFS_CTRL_LOW_SPEED (1 << 6) +#define USBFS_CTRL_HOST_MODE (1 << 7) + +// INT_EN +#define USBFS_INT_EN_BUS_RST (1 << 0) +#define USBFS_INT_EN_DETECT (1 << 0) +#define USBFS_INT_EN_TRANSFER (1 << 1) +#define USBFS_INT_EN_SUSPEND (1 << 2) +#define USBFS_INT_EN_HST_SOF (1 << 3) +#define USBFS_INT_EN_FIFO_OV (1 << 4) +#define USBFS_INT_EN_DEV_NAK (1 << 6) +#define USBFS_INT_EN_DEV_SOF (1 << 7) + +// INT_FG +#define USBFS_INT_FG_BUS_RST (1 << 0) +#define USBFS_INT_FG_DETECT (1 << 0) +#define USBFS_INT_FG_TRANSFER (1 << 1) +#define USBFS_INT_FG_SUSPEND (1 << 2) +#define USBFS_INT_FG_HST_SOF (1 << 3) +#define USBFS_INT_FG_FIFO_OV (1 << 4) +#define USBFS_INT_FG_SIE_FREE (1 << 5) +#define USBFS_INT_FG_TOG_OK (1 << 6) +#define USBFS_INT_FG_IS_NAK (1 << 7) + +// INT_ST +#define USBFS_INT_ST_MASK_UIS_ENDP(x) (((x) >> 0) & 0x0F) +#define USBFS_INT_ST_MASK_UIS_TOKEN(x) (((x) >> 4) & 0x03) + +// UDEV_CTRL +#define USBFS_UDEV_CTRL_PORT_EN (1 << 0) +#define USBFS_UDEV_CTRL_GP_BIT (1 << 1) +#define USBFS_UDEV_CTRL_LOW_SPEED (1 << 2) +#define USBFS_UDEV_CTRL_DM_PIN (1 << 4) +#define USBFS_UDEV_CTRL_DP_PIN (1 << 5) +#define USBFS_UDEV_CTRL_PD_DIS (1 << 7) + +// TX_CTRL +#define USBFS_EP_T_RES_MASK (3 << 0) +#define USBFS_EP_T_TOG (1 << 2) +#define USBFS_EP_T_AUTO_TOG (1 << 3) + +#define USBFS_EP_T_RES_ACK (0 << 0) +#define USBFS_EP_T_RES_NYET (1 << 0) +#define USBFS_EP_T_RES_NAK (2 << 0) +#define USBFS_EP_T_RES_STALL (3 << 0) + +// RX_CTRL +#define USBFS_EP_R_RES_MASK (3 << 0) +#define USBFS_EP_R_TOG (1 << 2) +#define USBFS_EP_R_AUTO_TOG (1 << 3) + +#define USBFS_EP_R_RES_ACK (0 << 0) +#define USBFS_EP_R_RES_NYET (1 << 0) +#define USBFS_EP_R_RES_NAK (2 << 0) +#define USBFS_EP_R_RES_STALL (3 << 0) + +// token PID +#define PID_OUT 0 +#define PID_SOF 1 +#define PID_IN 2 +#define PID_SETUP 3 + +#endif // USB_CH32_USBFS_REG_H diff --git a/src/portable/wch/dcd_ch32_usbfs.c b/src/portable/wch/dcd_ch32_usbfs.c new file mode 100644 index 0000000000..256c466969 --- /dev/null +++ b/src/portable/wch/dcd_ch32_usbfs.c @@ -0,0 +1,304 @@ +#include "tusb_option.h" + +#if CFG_TUD_ENABLED && (CFG_TUSB_MCU == OPT_MCU_CH32V20X) + +#include +#include "device/dcd.h" +#include "ch32_usbfs_reg.h" + +/* private defines */ +#define EP_MAX (8) + +#define EP_DMA(ep) ((&USBOTG_FS->UEP0_DMA)[ep]) +#define EP_TX_LEN(ep) ((&USBOTG_FS->UEP0_TX_LEN)[2 * ep]) +#define EP_TX_CTRL(ep) ((&USBOTG_FS->UEP0_TX_CTRL)[4 * ep]) +#define EP_RX_CTRL(ep) ((&USBOTG_FS->UEP0_RX_CTRL)[4 * ep]) + +/* private data */ +struct usb_xfer { + bool valid; + uint8_t *buffer; + size_t len; + size_t processed_len; + size_t max_size; +}; + +static struct { + bool ep0_tog; + bool isochronous[EP_MAX]; + struct usb_xfer xfer[EP_MAX][2]; + TU_ATTR_ALIGNED(4) uint8_t buffer[EP_MAX][2][64]; + TU_ATTR_ALIGNED(4) struct { + // OUT transfers >64 bytes will overwrite queued IN data! + uint8_t out[64]; + uint8_t in[1023]; + uint8_t pad; + } ep3_buffer; +} data; + +/* private helpers */ +static void update_in(uint8_t rhport, uint8_t ep, bool force) { + struct usb_xfer *xfer = &data.xfer[ep][TUSB_DIR_IN]; + if (xfer->valid) { + if (force || xfer->len) { + size_t len = TU_MIN(xfer->max_size, xfer->len); + if (ep == 0) { + memcpy(data.buffer[ep][TUSB_DIR_OUT], xfer->buffer, len); // ep0 uses same chunk + } else if (ep == 3) { + memcpy(data.ep3_buffer.in, xfer->buffer, len); + } else { + memcpy(data.buffer[ep][TUSB_DIR_IN], xfer->buffer, len); + } + xfer->buffer += len; + xfer->len -= len; + xfer->processed_len += len; + + EP_TX_LEN(ep) = len; + if (ep == 0) { + EP_TX_CTRL(0) = USBFS_EP_T_RES_ACK | (data.ep0_tog ? USBFS_EP_T_TOG : 0); + data.ep0_tog = !data.ep0_tog; + } else if (data.isochronous[ep]) { + EP_TX_CTRL(ep) = (EP_TX_CTRL(ep) & ~(USBFS_EP_T_RES_MASK)) | USBFS_EP_T_RES_NYET; + } else { + EP_TX_CTRL(ep) = (EP_TX_CTRL(ep) & ~(USBFS_EP_T_RES_MASK)) | USBFS_EP_T_RES_ACK; + } + } else { + xfer->valid = false; + EP_TX_CTRL(ep) = (EP_TX_CTRL(ep) & ~(USBFS_EP_T_RES_MASK)) | USBFS_EP_T_RES_NAK; + dcd_event_xfer_complete(rhport, ep | TUSB_DIR_IN_MASK, xfer->processed_len, + XFER_RESULT_SUCCESS, true); + } + } +} + +static void update_out(uint8_t rhport, uint8_t ep, size_t rx_len) { + struct usb_xfer *xfer = &data.xfer[ep][TUSB_DIR_OUT]; + if (xfer->valid) { + size_t len = TU_MIN(xfer->max_size, TU_MIN(xfer->len, rx_len)); + if (ep == 3) { + memcpy(xfer->buffer, data.ep3_buffer.out, len); + } else { + memcpy(xfer->buffer, data.buffer[ep][TUSB_DIR_OUT], len); + } + xfer->buffer += len; + xfer->len -= len; + xfer->processed_len += len; + + if (xfer->len == 0 || len < xfer->max_size) { + xfer->valid = false; + dcd_event_xfer_complete(rhport, ep, xfer->processed_len, XFER_RESULT_SUCCESS, true); + } + + if (ep == 0) { + EP_RX_CTRL(0) = USBFS_EP_R_RES_ACK; + } + } +} + +/* public functions */ +void dcd_init(uint8_t rhport) { + // init registers + USBOTG_FS->BASE_CTRL = USBFS_CTRL_SYS_CTRL | USBFS_CTRL_INT_BUSY | USBFS_CTRL_DMA_EN; + USBOTG_FS->UDEV_CTRL = USBFS_UDEV_CTRL_PD_DIS | USBFS_UDEV_CTRL_PORT_EN; + USBOTG_FS->DEV_ADDR = 0x00; + + USBOTG_FS->INT_FG = 0xFF; + USBOTG_FS->INT_EN = USBFS_INT_EN_BUS_RST | USBFS_INT_EN_TRANSFER | USBFS_INT_EN_SUSPEND; + + // setup endpoint 0 + EP_DMA(0) = (uint32_t) &data.buffer[0][0]; + EP_TX_LEN(0) = 0; + EP_TX_CTRL(0) = USBFS_EP_T_RES_NAK; + EP_RX_CTRL(0) = USBFS_EP_R_RES_ACK; + + // enable other endpoints but NAK everything + USBOTG_FS->UEP4_1_MOD = 0xCC; + USBOTG_FS->UEP2_3_MOD = 0xCC; + USBOTG_FS->UEP5_6_MOD = 0xCC; + USBOTG_FS->UEP7_MOD = 0x0C; + + for (uint8_t ep = 1; ep < EP_MAX; ep++) { + EP_DMA(ep) = (uint32_t) &data.buffer[ep][0]; + EP_TX_LEN(ep) = 0; + EP_TX_CTRL(ep) = USBFS_EP_T_AUTO_TOG | USBFS_EP_T_RES_NAK; + EP_RX_CTRL(ep) = USBFS_EP_R_AUTO_TOG | USBFS_EP_R_RES_NAK; + } + EP_DMA(3) = (uint32_t) &data.ep3_buffer.out[0]; + + dcd_connect(rhport); +} + +void dcd_int_handler(uint8_t rhport) { + (void) rhport; + uint8_t status = USBOTG_FS->INT_FG; + if (status & USBFS_INT_FG_TRANSFER) { + uint8_t ep = USBFS_INT_ST_MASK_UIS_ENDP(USBOTG_FS->INT_ST); + uint8_t token = USBFS_INT_ST_MASK_UIS_TOKEN(USBOTG_FS->INT_ST); + + switch (token) { + case PID_OUT: { + uint16_t rx_len = USBOTG_FS->RX_LEN; + update_out(rhport, ep, rx_len); + break; + } + + case PID_IN: + update_in(rhport, ep, false); + break; + + case PID_SETUP: + data.ep0_tog = true; + dcd_event_setup_received(rhport, &data.buffer[0][TUSB_DIR_OUT][0], true); + break; + } + + USBOTG_FS->INT_FG = USBFS_INT_FG_TRANSFER; + } else if (status & USBFS_INT_FG_BUS_RST) { + data.ep0_tog = true; + data.xfer[0][TUSB_DIR_OUT].max_size = 64; + data.xfer[0][TUSB_DIR_IN].max_size = 64; + + dcd_event_bus_signal(rhport, DCD_EVENT_BUS_RESET, true); + + USBOTG_FS->DEV_ADDR = 0x00; + EP_RX_CTRL(0) = USBFS_EP_R_RES_ACK; + + USBOTG_FS->INT_FG = USBFS_INT_FG_BUS_RST; + } else if (status & USBFS_INT_FG_SUSPEND) { + dcd_event_t event = { .rhport = rhport, .event_id = DCD_EVENT_SUSPEND }; + dcd_event_handler(&event, true); + USBOTG_FS->INT_FG = USBFS_INT_FG_SUSPEND; + } +} + +void dcd_int_enable(uint8_t rhport) { + (void) rhport; + NVIC_EnableIRQ(USBHD_IRQn); +} + +void dcd_int_disable(uint8_t rhport) { + (void) rhport; + NVIC_DisableIRQ(USBHD_IRQn); +} + +void dcd_set_address(uint8_t rhport, uint8_t dev_addr) { + (void) dev_addr; + dcd_edpt_xfer(rhport, 0x80, NULL, 0); // zlp status response +} + +void dcd_remote_wakeup(uint8_t rhport) { + (void) rhport; + // TODO optional +} + +void dcd_connect(uint8_t rhport) { + (void) rhport; + USBOTG_FS->BASE_CTRL |= USBFS_CTRL_DEV_PUEN; +} + +void dcd_disconnect(uint8_t rhport) { + (void) rhport; + USBOTG_FS->BASE_CTRL &= ~USBFS_CTRL_DEV_PUEN; +} + +void dcd_edpt0_status_complete(uint8_t rhport, tusb_control_request_t const *request) { + (void) rhport; + if (request->bmRequestType_bit.recipient == TUSB_REQ_RCPT_DEVICE && + request->bmRequestType_bit.type == TUSB_REQ_TYPE_STANDARD && + request->bRequest == TUSB_REQ_SET_ADDRESS) { + USBOTG_FS->DEV_ADDR = (uint8_t) request->wValue; + } + EP_TX_CTRL(0) = USBFS_EP_T_RES_NAK; + EP_RX_CTRL(0) = USBFS_EP_R_RES_ACK; +} + +bool dcd_edpt_open(uint8_t rhport, tusb_desc_endpoint_t const *desc_ep) { + (void) rhport; + uint8_t ep = tu_edpt_number(desc_ep->bEndpointAddress); + uint8_t dir = tu_edpt_dir(desc_ep->bEndpointAddress); + TU_ASSERT(ep < EP_MAX); + + data.isochronous[ep] = desc_ep->bmAttributes.xfer == TUSB_XFER_ISOCHRONOUS; + data.xfer[ep][dir].max_size = tu_edpt_packet_size(desc_ep); + + if (ep != 0) { + if (dir == TUSB_DIR_OUT) { + if (data.isochronous[ep]) { + EP_RX_CTRL(ep) = USBFS_EP_R_AUTO_TOG | USBFS_EP_R_RES_NYET; + } else { + EP_RX_CTRL(ep) = USBFS_EP_R_AUTO_TOG | USBFS_EP_R_RES_ACK; + } + } else { + EP_TX_LEN(ep) = 0; + EP_TX_CTRL(ep) = USBFS_EP_T_AUTO_TOG | USBFS_EP_T_RES_NAK; + } + } + return true; +} + +void dcd_edpt_close_all(uint8_t rhport) { + (void) rhport; + // TODO optional +} + +void dcd_edpt_close(uint8_t rhport, uint8_t ep_addr) { + (void) rhport; + (void) ep_addr; + // TODO optional +} + +bool dcd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16_t total_bytes) { + (void) rhport; + uint8_t ep = tu_edpt_number(ep_addr); + uint8_t dir = tu_edpt_dir(ep_addr); + + struct usb_xfer *xfer = &data.xfer[ep][dir]; + xfer->valid = true; + xfer->buffer = buffer; + xfer->len = total_bytes; + xfer->processed_len = 0; + + if (dir == TUSB_DIR_IN) { + update_in(rhport, ep, true); + } + return true; +} + +void dcd_edpt_stall(uint8_t rhport, uint8_t ep_addr) { + (void) rhport; + uint8_t ep = tu_edpt_number(ep_addr); + uint8_t dir = tu_edpt_dir(ep_addr); + if (ep == 0) { + if (dir == TUSB_DIR_OUT) { + EP_RX_CTRL(0) = USBFS_EP_R_RES_STALL; + } else { + EP_TX_LEN(0) = 0; + EP_TX_CTRL(0) = USBFS_EP_T_RES_STALL; + } + } else { + if (dir == TUSB_DIR_OUT) { + EP_RX_CTRL(ep) = (EP_RX_CTRL(ep) & ~USBFS_EP_R_RES_MASK) | USBFS_EP_R_RES_STALL; + } else { + EP_TX_CTRL(ep) = (EP_TX_CTRL(ep) & ~USBFS_EP_T_RES_MASK) | USBFS_EP_T_RES_STALL; + } + } +} + +void dcd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr) { + (void) rhport; + uint8_t ep = tu_edpt_number(ep_addr); + uint8_t dir = tu_edpt_dir(ep_addr); + if (ep == 0) { + if (dir == TUSB_DIR_OUT) { + EP_RX_CTRL(0) = USBFS_EP_R_RES_ACK; + } + } else { + if (dir == TUSB_DIR_OUT) { + EP_RX_CTRL(ep) = (EP_RX_CTRL(ep) & ~(USBFS_EP_R_RES_MASK | USBFS_EP_R_TOG)) | USBFS_EP_R_RES_ACK; + } else { + EP_TX_CTRL(ep) = (EP_TX_CTRL(ep) & ~(USBFS_EP_T_RES_MASK | USBFS_EP_T_TOG)) | USBFS_EP_T_RES_NAK; + } + } +} + +#endif // CFG_TUD_ENABLED && (CFG_TUSB_MCU == OPT_MCU_CH32V20X) diff --git a/src/tusb_option.h b/src/tusb_option.h index 058427e0e7..3d04825a4e 100644 --- a/src/tusb_option.h +++ b/src/tusb_option.h @@ -181,6 +181,7 @@ // WCH #define OPT_MCU_CH32V307 2200 ///< WCH CH32V307 #define OPT_MCU_CH32F20X 2210 ///< WCH CH32F20x +#define OPT_MCU_CH32V20X 2220 ///< WCH CH32V20X // NXP LPC MCX diff --git a/tools/get_deps.py b/tools/get_deps.py index 87c1c5ccd7..cf15126b38 100644 --- a/tools/get_deps.py +++ b/tools/get_deps.py @@ -168,6 +168,9 @@ 'hw/mcu/ti': ['https://github.com/hathach/ti_driver.git', '143ed6cc20a7615d042b03b21e070197d473e6e5', 'msp430 msp432e4 tm4c'], + 'hw/mcu/wch/ch32v20x': ['https://github.com/openwch/ch32v20x.git', + 'de6d68c654340d7f27b00cebbfc9aa2740a1abc2', + 'ch32v20x'], 'hw/mcu/wch/ch32v307': ['https://github.com/openwch/ch32v307.git', '17761f5cf9dbbf2dcf665b7c04934188add20082', 'ch32v307'], diff --git a/tools/iar_template.ipcf b/tools/iar_template.ipcf index e72ec0ce2a..33a6ef045b 100644 --- a/tools/iar_template.ipcf +++ b/tools/iar_template.ipcf @@ -239,6 +239,7 @@ $TUSB_DIR$/src/portable/valentyusb/eptri/dcd_eptri.h + $TUSB_DIR$/src/portable/wch/dcd_ch32_usbfs.c $TUSB_DIR$/src/portable/wch/dcd_ch32_usbhs.c $TUSB_DIR$/src/portable/wch/ch32_usbhs_reg.h